CN211617527U - Truck-mounted crane on pick-up truck - Google Patents

Abstract

The utility model discloses a truck-mounted on pick up car hangs, it is installed in pick up car's railway carriage, and it includes the base, its characterized in that: install fixedly on the railway carriage the fixed establishment of base, fixed establishment includes base plate, drive hydraulic cylinder, fixation nut and at least three connecting rod, the articulated formula of drive hydraulic cylinder is installed on the terminal surface under the bottom plate of railway carriage, and its drive the base plate removes so that the upper end of connecting rod is passed the base, the connecting rod passes behind the base with fixation nut threaded connection, the utility model discloses the advantage compared with prior art lies in: the fixed operation of the base in the carriage is simplified, the alignment between the base and the fixing mechanism is more convenient through the supporting mechanism, the abrasion between the base and the carriage is avoided, and the mounting and dismounting efficiency of the truck-mounted crane on a pick-up truck is effectively improved.

Description

Truck-mounted crane on pick-up truck

Technical Field

The utility model relates to a lifting device technical field specifically indicates a lorry-mounted crane on pick-up car.

Background

The pick-up truck can be used as a passenger vehicle and a carrier vehicle, but under the condition that a common pick-up truck is used for loading and unloading large-size goods without lifting equipment on site, the goods are difficult to be carried into a container by people, the existing pick-up truck is provided with a truck-mounted crane in the container to realize the lifting of the goods, the truck-mounted crane comprises a base, a rotary platform, a folding suspension arm, a winch, a lifting hook and other parts, the base is fixed in the container of the pick-up truck through bolts, the structure can realize the installation of the truck-mounted crane in the container of the pick-up truck, but certain problems exist, the fixation of the bolts requires that workers enter the lower part of the container, and the operation is relatively convenient; because the truck-mounted crane is great in weight, the fixed orifices on the base and the fixed orifices on the carriage are difficult to align, the efficiency is low, and friction can appear between the base and the bottom plate of the carriage in the aligning process, so that the base and the carriage can be abraded. There is a need for improvement.

Disclosure of Invention

The utility model provides a truck-mounted crane on pick-up car, it can solve the technical problem that the operation is inconvenient and inefficiency when the truck-mounted crane is installed and is dismantled on pick-up car.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a truck-mounted crane on a pick-up truck is arranged in a truck box of the pick-up truck and comprises a base, wherein a fixing mechanism for fixing the base is arranged on the truck box, the fixing mechanism comprises a base plate, a driving hydraulic cylinder, a fixing nut and at least three connecting rods, the base plate is slidably arranged on the lower end face of a bottom plate of the truck box, the connecting rods are vertically fixed on the upper end face of the base plate and penetrate through the bottom plate of the truck box, the driving hydraulic cylinder is arranged on the lower end face of the bottom plate of the truck box in a hinged mode and drives the base plate to move so that the upper ends of the connecting rods penetrate through the base, and the connecting rods penetrate through the base and are in threaded connection with the;

at least three supporting mechanisms are uniformly distributed on the periphery of the base, and the supporting mechanisms act to enable the base to be abutted against the bottom plate of the carriage or to be far away from the bottom plate of the carriage.

The supporting mechanism comprises a supporting hydraulic cylinder and a universal wheel, a support of the universal wheel is mounted on the side end face of the base in an articulated mode, the supporting hydraulic cylinder is mounted on the side end face of the base in an articulated mode and drives the support of the universal wheel to rotate so that the universal wheel supports the base or the base abuts against the bottom plate of the carriage.

And a rubber pad is fixed on the lower end face of the base.

After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the utility model provides a truck-mounted crane on pickup truck has included parts such as base plate, actuating cylinder, fixation nut, connecting rod, supporting mechanism, the staff need not to operate to the railway carriage bottom when making the pedestal mounting through the cooperation of parts such as base plate, connecting rod, actuating cylinder, has simplified the fixed operation of base in the railway carriage, it is more convenient to make the alignment between base and the fixing mechanism through supporting mechanism, and has avoided the wearing and tearing between base and the railway carriage, has effectively improved the installation of truck-mounted crane on pickup truck and has dismantled efficiency.

Drawings

Fig. 1 is a schematic view of a portion a in fig. 2.

Fig. 2 is a schematic structural view of the truck-mounted crane of the pickup truck of the present invention when mounted on the pickup truck.

Figure 3 is a schematic view of the structure of part a of the truck of figure 2 when the truck mounted crane is removed from the pickup truck.

As shown in the figure: 1. the device comprises a carriage, 2, a base, 3, a fixing mechanism, 4, a base plate, 5, a driving hydraulic cylinder, 6, a fixing nut, 7, a connecting rod, 8, a supporting mechanism, 9, a supporting hydraulic cylinder, 10, a universal wheel, 11 and a rubber pad.

Detailed Description

The following description is only for the preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, the present invention will be further explained with reference to the drawings and the embodiments.

Examples, see fig. 1-3:

a truck-mounted crane on a pick-up truck is arranged in a carriage 1 of the pick-up truck and comprises a base 2, a rotary platform is arranged on the base 2, a folding suspension arm is arranged on the rotary platform, a lifting hook is arranged at the head end of the folding suspension arm, the pick-up truck realizes the position adjustment of the lifting hook through the matching of the rotary platform and the folding suspension arm, a fixing mechanism 3 for fixing the base 2 is arranged on the carriage 1, the fixing mechanism 3 comprises a substrate 4, a driving hydraulic cylinder 5, a fixing nut 6 and at least three connecting rods 7, the substrate 4 is slidably arranged on the lower end face of a bottom plate of the carriage 1, a support is fixed on the lower end face of the bottom plate of the carriage 1, a guide rail is fixed on the support, a rail groove is arranged on the side end face of the substrate 4, the substrate 4 realizes the sliding on the bottom plate of the carriage 1 through the matching between the guide rail and the rail, the connecting rod 7 is vertically fixed on the upper end face of the base plate 4 and penetrates through the bottom plate of the carriage 1, the connecting rod 7 can be fixed on the base plate 4 in a screw fixing mode, a welding fixing mode and the like, in the embodiment, four connecting rods 7 are adopted, the four connecting rods 7 are respectively positioned on the base plate 4 and close to the corners of the base plate 4, a through hole corresponding to the connecting rod 7 is formed in the bottom plate of the carriage 1, the upper end of the connecting rod 7 penetrates through the through hole, the inner wall of the through hole is attached to the outer circumferential surface of the connecting rod 7, when a truck crane is not installed on a pickup truck, the upper end face of the connecting rod 7 is flush with the upper end face of the bottom plate of the carriage 1, the driving hydraulic cylinder 5 is installed on the lower end face of the bottom plate of the carriage 1 in a hinged mode and drives the base plate 4 to move so that the upper end of the connecting rod 7 penetrates through the base 2, a through hole, the aperture of the through hole is required to meet the movement of the driving hydraulic cylinder 5, a connecting frame is fixed on the base plate 4 and is hinged with the end of a piston rod of the driving hydraulic cylinder 5, the piston rod of the driving hydraulic cylinder 5 extends out to drive the base plate 4 to move downwards, the connecting rod 7 moves downwards along with the base plate 4, the piston rod of the driving hydraulic cylinder 5 retracts to drive the base plate 4 to move upwards, the connecting rod 7 moves upwards along with the base plate 4, a through hole corresponding to the connecting rod 7 is formed in the base 2, the connecting rod 7 moves upwards and penetrates through the through hole, wherein the aperture of the through hole is larger than the diameter of the connecting rod 7 to ensure that the upper end of the connecting rod 7 smoothly penetrates through the through hole, the connecting rod 7 penetrates through the base 2 and is connected with the fixing nut 6 in a threaded manner, threads are arranged on the outer circumferential surface of the upper end of the connecting rod 7, the fixing nut 6 is screwed on, wherein the fastening of the fastening nut 6 can be effected by means of a wrench;

at least three support mechanisms 8 are uniformly distributed around the base 2, in the embodiment, four support mechanisms 8 are adopted, the four support mechanisms 8 are respectively located on four side end faces of the base 2, the support mechanisms 8 act to enable the base 2 to be abutted against the bottom plate of the car box 1 or away from the bottom plate of the car box 1, a hydraulic telescopic cylinder can be arranged on the side end face of the base 2, a universal wheel is arranged on the side end face of the base 2 in a sliding manner, the hydraulic telescopic cylinder drives the universal wheel to integrally slide up and down, so that the base 2 is away from the bottom plate of the car box 1 or abutted against the bottom plate of the car box 1, meanwhile, a support of the universal wheel can also rotate on the base 2 to enable the base 2 to be away from the bottom plate of the car box 1 or abutted against the bottom plate of the car box 1, specifically, the support mechanisms 8 comprise support hydraulic cylinders 9 and universal wheels 10, and the universal wheels, the roller is rotatably mounted on a support, the support of the universal wheel 10 is hingedly mounted on the side end face of the base 2, the supporting hydraulic cylinder 9 is hingedly mounted on the side end face of the base 2 and drives the support of the universal wheel 10 to rotate so that the universal wheel 10 supports the base 2 or the base 2 abuts against the bottom plate of the carriage 1, the cylinder end of the supporting hydraulic cylinder 9 is hinged on the side end face of the base 2, the piston rod end of the supporting hydraulic cylinder is hinged on the support of the universal wheel 10, when the piston rod of the supporting hydraulic cylinder 9 extends out, the supporting hydraulic cylinder 10 is driven to rotate towards the lower part of the base 2, the piston rod of the supporting hydraulic cylinder 9 continues to extend out after the roller of the universal wheel 10 abuts against the bottom plate of the carriage 1 until the universal wheel 10 supports the base 2, the piston rod of the supporting hydraulic cylinder 9 retracts, and drives the universal wheel 10 to rotate upwards, make base 2 butt on the bottom plate of railway carriage 1, wherein drive pneumatic cylinder 5 and support pneumatic cylinder 9 are the hydraulic telescoping cylinder, when universal wheel 10 rotated towards base 2 below, should adjust the direction of universal wheel 10, made the axial of universal wheel 10 gyro wheel and the axial of universal wheel 10 support articulated shaft be close parallel, guaranteed that universal wheel 10 props up base 2.

When the base 2 abuts against the bottom plate of the carriage 1, in order to avoid more abrasion between the base 2 and the bottom plate of the carriage 1, a rubber pad 11 is further fixed on the lower end surface of the base 2.

When the truck-mounted crane is installed on a pick-up truck, the truck-mounted crane is firstly placed above the bottom plate of the carriage 1 through the hoisting equipment, the base 2 is roughly adjusted to the position corresponding to the fixing mechanism 3, then the universal wheels 10 can support the base 2 through controlling the supporting hydraulic cylinder 9, at the moment, the truck-mounted crane is placed on the bottom plate of the carriage 1 through the hoisting equipment, a worker finely adjusts the position of the base 2, the through hole in the base 2 corresponds to the connecting rod 7, then the upper end of the connecting rod 7 penetrates through the through hole in the base 2 through controlling the driving hydraulic cylinder 5, at the moment, the fixing nut 6 is screwed on the connecting rod 7 through the wrench, at the moment, the installation of the truck-mounted crane is completed, and finally the hoisting equipment is removed.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (3)

1. The utility model provides a lorry-mounted crane on pick-up car, its install in the railway carriage (1) of pick-up car, it includes base (2), its characterized in that: the device is characterized in that a fixing mechanism (3) for fixing the base (2) is installed on the carriage (1), the fixing mechanism (3) comprises a base plate (4), a driving hydraulic cylinder (5), a fixing nut (6) and at least three connecting rods (7), the base plate (4) is installed on the lower end face of the bottom plate of the carriage (1) in a sliding mode, the connecting rods (7) are vertically fixed on the upper end face of the base plate (4) and penetrate through the bottom plate of the carriage (1), the driving hydraulic cylinder (5) is installed on the lower end face of the bottom plate of the carriage (1) in a hinged mode and drives the base plate (4) to move so that the upper end of each connecting rod (7) penetrates through the base (2), and the connecting rods (7) are connected with the fixing nut (6) in a threaded mode after penetrating through the bases (2);

the supporting device is characterized in that at least three supporting mechanisms (8) are uniformly distributed on the periphery of the base (2), and the supporting mechanisms (8) act to enable the base (2) to be abutted against the bottom plate of the compartment (1) or far away from the bottom plate of the compartment (1).

2. The truck mounted crane of claim 1, wherein: the supporting mechanism (8) comprises a supporting hydraulic cylinder (9) and universal wheels (10), supports of the universal wheels (10) are installed on the side end face of the base (2) in an articulated mode, the supporting hydraulic cylinder (9) is installed on the side end face of the base (2) in an articulated mode, and the supporting hydraulic cylinder drives the supports of the universal wheels (10) to rotate so that the universal wheels (10) support the base (2) or enable the base (2) to abut against the bottom plate of the carriage (1).

3. The truck mounted crane of claim 1, wherein: and a rubber pad (11) is fixed on the lower end face of the base (2).

Images